These headers will fit all naturally aspirated GM 2.5L Ecotec series engines. They are designed to fit most rear engine cars. The headers are constructed of 14 gauge mandrel bent 304 stainless steel, are fully tig welded, feature 1.5" primaries and include an O2 bung. They use a straight through muffler design to maximize horsepower throughout the RPM range.
For off-road and racing use only.

These headers will fit all naturally aspirated GM 2.5L Ecotec series engines. For off-road and racing use only.
CBM Motorsports™ products are warranted to be free from defects in material and workmanship for a period of 90 days from the date of purchase. CBM Motorsports™ electronic components and products are warranted to be free from defects in material and workmanship for a period of 30 days from the date of purchase. If the any part does not meet the limited warranty criteria an RMA number will have to be initiated to set up an exchange or refund.
The part must be returned to CBM with an RMA number assigned to it, and if it is in acceptable condition, CBM will issue credit directly to the customer. In addition, CBM Motorsports™ limited warranty specifically does not apply to products which have been modified or altered in any way, subjected to adverse conditions such as misuse, neglect, accident, improper installation or adjustment, dirt or other contaminants, water, corrosion or faulty repair, or used in racing activities or competitive applications other than those recommended by CBM Motorsports™ . This warranty does not warrant and disclaims all liability for products used in racing activities and/or applications, other than those specifically recommended by CBM Motorsports™.